WhoisLogic

Email DNS Policy Audit

SPF & DMARC Checker for Email Deliverability

Validate SPF, DMARC, and TXT mail-policy records alongside MX routing in one pass. WhoisLogic surfaces authoritative DNS answers for deliverability audits, domain acquisitions, and security reviews.

Tip: Use apex domains (like google.com) for best RDAP coverage.

Results open on the MX record report, which includes TXT, SPF, and DMARC context for the domain.

MX Record Checker

Full mail routing audit with MX priorities and resiliency signals.

Full DNS Report

Nameserver delegation plus A, AAAA, MX, and TXT footprint in one view.